ADropdownList.h

/*
 * AUI Framework - Declarative UI toolkit for modern C++20
 * Copyright (C) 2020-2025 Alex2772 and Contributors
 *
 * SPDX-License-Identifier: MPL-2.0
 *
 * This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/.
 */
 
//
// Created by alex2 on 21.09.2020.
//
 
#pragma once
 
 
#include "AButton.h"
#include <AUI/Model/IListModel.h>
#include <AUI/Platform/AOverlappingSurface.h>

class API_AUI_VIEWS ADropdownList: public AButton {
private:
   _<IListModel<AString>> mModel;
   int mSelectionId = 0;
   bool mPopup = false;
   _weak<AOverlappingSurface> mComboWindow;
 
protected:
   virtual void updateText();
   virtual void onComboBoxWindowCreated();
 
   _<AViewContainer> comboWindow() {
       return mComboWindow.lock();
   }
 
public:
   explicit ADropdownList(const _<IListModel<AString>>& model);
   ADropdownList();
   ~ADropdownList() override;

   auto selectionId() const {
       return APropertyDef {
           this,
           &ADropdownList::getSelectionId,
           &ADropdownList::setSelectionId,
           selectionChanged,
       };
   }
 
   void setModel(const _<IListModel<AString>>& model);
   void render(ARenderContext context) override;
 
   [[nodiscard]] int getSelectionId() const {
       return mSelectionId;
   }
   int getSelectedId() const {
       return mSelectionId;
   }
   void setSelectionId(int id);
   int getContentMinimumWidth() override;
 
   void onPointerReleased(const APointerReleasedEvent& event) override;
 
   void destroyWindow();
 
   [[nodiscard]]
   const _<IListModel<AString>>& getModel() const {
       return mModel;
   }
 
signals:
   emits<int> selectionChanged;
};
 
 

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